Home / 57,115.42-85,693.41-25,522.58

Finding the Fourth Proportional to 57,115.42, 85,693.41 and 25,522.58

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Solution

The fourth proportional to 57,115.42, 85,693.41 and 25,522.58 is: 38,292.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,115.42 : 85,693.41 = 25,522.58 : x
  2. Step 2: Convert to fraction form
    57,115.42/85,693.41 = 25,522.58/x
  3. Step 3: Cross multiply
    57,115.42x = 85,693.41 × 25,522.58
  4. Step 4: Simplify right side
    57,115.42x = 2,187,117,126.43
  5. Step 5: Solve for x
    x = 2,187,117,126.43/57,115.42
  6. Step 6: Final answer
    x = 38,292.94

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.